In Agoraphobia, anxiety is marked by fear of which of the following?

In Agoraphobia, the core feature is an intense fear or anxiety associated with being in situations where escape might be difficult or help unavailable in the event of a panic attack or similar incapacitating symptoms. This often manifests in a fear of being in crowded places, open spaces, or using public transportation, as individuals may feel trapped or unable to escape if they experience heightened anxiety.

The correct answer reflects this definition, as a significant aspect of Agoraphobia involves avoiding situations that involve public transportation due to the associated fear and anxiety. This avoidance can severely limit individuals' ability to engage in daily activities, as crossing these situations off their lists often stems from that deep-rooted fear of not being able to escape or seek help.

In contrast, while eating in public, talking to strangers, or being alone indoors can relate to social anxiety or other phobias, they do not encapsulate the specific fears typical of Agoraphobia, which involves a broader concern related to situational boundaries and feelings of entrapment in environments where escape or assistance feels challenging.